Hanging sign board



FIG. 1 is a perspective view of the hanging sign board according to my design;

FIG. 2 is a rear elevation view thereof;

FIG. 3 is a right side elevation view thereof;

FIG. 4 is a left side elevation view thereof;

FIG. 5 is a plan view thereof; and

FIG. 6 is a bottom view thereof. 

The ornamental design for a hanging sign board, as shown. 